Added option to enable/disable alternate_ir.

include/librealsense2/h/rs_option.h

@@ -104,6 +104,7 @@ extern "C" {
         RS2_OPTION_SEQUENCE_ID, /**< HDR Sequence ID - 0 is not HDR; sequence ID for HDR configuration starts from 1 */
         RS2_OPTION_HUMIDITY_TEMPERATURE, /**< Humidity temperature [Deg Celsius]*/
         RS2_OPTION_ENABLE_MAX_USABLE_RANGE, /**< Turn on/off the maximum usable depth sensor range given the amount of ambient light in the scene */
+        RS2_OPTION_ALTERNATE_IR, /**< Turn on/off the alternate IR, When enabling alternate IR, the IR image is holding the amplitude of the depth correlation. */
         RS2_OPTION_COUNT /**< Number of enumeration values. Not a valid input: intended to be used in for-loops. */
     } rs2_option;
 

src/l500/l500-options.cpp

@@ -100,6 +100,16 @@ namespace librealsense
 
             depth_sensor.register_option(RS2_OPTION_SENSOR_MODE, resolution_option);
 
+            if( _fw_version >= firmware_version( "1.5.2.0" ) )
+            {
+                auto alt_ir = std::make_shared< l500_hw_options >( _hw_monitor.get(),
+                                                                   alternate_ir,
+                                                                   resolution_option.get(),
+                                                                   "Enable/Disable alternate IR" );
+
+                depth_sensor.register_option( RS2_OPTION_ALTERNATE_IR, alt_ir );
+            }
+
             _hw_options[RS2_OPTION_POST_PROCESSING_SHARPENING] = register_option< l500_hw_options,
                                                                                   hw_monitor *,
                                                                                   l500_control,

src/l500/l500-options.h

@@ -16,7 +16,8 @@ namespace librealsense
         apd = 4,
         laser_gain = 5,
         min_distance = 6,
-        invalidation_bypass = 7
+        invalidation_bypass = 7,
+        alternate_ir = 8
     };
 
     enum l500_command

src/types.cpp

@@ -447,6 +447,7 @@ namespace librealsense
             CASE(SEQUENCE_ID)
             CASE(HUMIDITY_TEMPERATURE)
             CASE(ENABLE_MAX_USABLE_RANGE)
+            case RS2_OPTION_ALTERNATE_IR:       return "Alternate IR";
         default: assert(!is_valid(value)); return UNKNOWN_VALUE;
         }
 #undef CASE

wrappers/android/librealsense/src/main/java/com/intel/realsense/librealsense/Option.java

@@ -83,7 +83,9 @@ public enum Option {
     SEQUENCE_SIZE(78),
     SEQUENCE_ID(79),
     HUMIDITY_TEMPERATURE(80),
-    ENABLE_MAX_USABLE_RANGE(81);
+    ENABLE_MAX_USABLE_RANGE(81),
+    ALTERNATE_IR(82),
+
     private final int mValue;
 
     private Option(int value) { mValue = value; }

wrappers/csharp/Intel.RealSense/Types/Enums/Option.cs

@@ -258,6 +258,9 @@ public enum Option
         HumidityTemperature = 80,
 
         /// <summary>Turn on/off the maximum usable range who calculates the maximum range of the camera given the amount of ambient light in the scene </summary>
-         EnableMaxUsableRange = 81
-  }
+         EnableMaxUsableRange = 81,
+
+        /// <summary>Turn on/off the alternate IR, When enabling alternate IR, the IR image is holding the amplitude of the depth correlation. </summary>
+        AlternateIR = 82
+    }
 }

wrappers/matlab/option.m

@@ -83,6 +83,7 @@
         sequence_id                     (79)
         humidity_temperature            (80)
         max_usable_range                (81)
-        count                           (82)
+        alternate_IR                    (82)
+        count                           (83)
     end
 end

wrappers/nodejs/index.js

@@ -4943,6 +4943,7 @@ const option = {
   OPTION_SEQUENCE_ID: RS2.RS2_OPTION_SEQUENCE_ID,
   OPTION_HUMIDITY_TEMPERATURE: RS2.RS2_OPTION_HUMIDITY_TEMPERATURE,
   OPTION_ENABLE_MAX_USABLE_RANGE: RS2.RS2_OPTION_ENABLE_MAX_USABLE_RANGE,
+  OPTION_ALTERNATE_IR: RS2.RS2_OPTION_ALTERNATE_IR,
   /**
    * Number of enumeration values. Not a valid input: intended to be used in for-loops.
    * @type {Integer}
@@ -5097,6 +5098,8 @@ const option = {
         return this.option_humidity_temperature;
       case this.OPTION_ENABLE_MAX_USABLE_RANGE:
         return this.option_enable_max_usable_range;
+      case this.OPTION_ALTERNATE_IR:
+        return this.option_alternate_ir;
       default:
         throw new TypeError(
             'option.optionToString(option) expects a valid value as the 1st argument');

wrappers/nodejs/src/addon.cpp

@@ -4762,6 +4762,7 @@ void InitModule(v8::Local<v8::Object> exports) {
   _FORCE_SET_ENUM(RS2_OPTION_SEQUENCE_ID);
   _FORCE_SET_ENUM(RS2_OPTION_HUMIDITY_TEMPERATURE);
   _FORCE_SET_ENUM(RS2_OPTION_ENABLE_MAX_USABLE_RANGE);
+  _FORCE_SET_ENUM(RS2_OPTION_ALTERNATE_IR);
   _FORCE_SET_ENUM(RS2_OPTION_COUNT);
 
   // rs2_camera_info

wrappers/python/pybackend.cpp

@@ -182,6 +182,7 @@ PYBIND11_MODULE(NAME, m) {
         .value("sequence_id", RS2_OPTION_SEQUENCE_ID)
         .value("humidity_temperature", RS2_OPTION_HUMIDITY_TEMPERATURE)
         .value("enable_max_usable_range", RS2_OPTION_ENABLE_MAX_USABLE_RANGE)
+        .value("alternate_ir", RS2_OPTION_ALTERNATE_IR)
         .value("count", RS2_OPTION_COUNT);
 
     py::enum_<platform::power_state> power_state(m, "power_state");

wrappers/unrealengine4/Plugins/RealSense/Source/RealSense/Public/RealSenseTypes.h

@@ -136,6 +136,7 @@ enum class ERealSenseOptionType : uint8
     SEQUENCE_ID                                , /**< HDR Sequence ID - 0 is not HDR; sequence ID for HDR configuration starts from 1 */
     HUMIDITY_TEMPERATURE                       , /**< Humidity temperature [Deg Celsius]*/
     ENABLE_MAX_USABLE_RANGE                    , /**< Turn on/off the maximum usable range who calculates the maximum range of the camera given the amount of ambient light in the scene */
+    ALTERNATE_IR                               , /**< Turn on/off the alternate IR, When enabling alternate IR, the IR image is holding the amplitude of the depth correlation. */
 };
 
 UENUM(Blueprintable)